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    Converted saltwater to fresh, trouble keeping PH down...

    Hi All! So I decided to change over my saltwater tank to a freshwater tank and now I cannot keep my PH down(7.0). I have a 65 gal. Red Sea Max 250 so all the pumps, filters etc are all built into the tank. Inside the tank and filter area we sprayed vinegar on the mineral deposits and salt...
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    lighting question

    I have a Red Sea Max 250 65 gal. aquarium with fish & corals. I needed to replace the lights that I had & a guy at a shop said I should change what the tank originally came with for maximum coral growth & color. He suggested: 2 Coral Plus, 2 Blue Plus, 1 Purple Plus & 1 Actinic. All...
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    What is this crab?

    Found this crab trying to eat a snail. I was able to remove it and DON'T plan on putting it back but was curious as to what type he is. Any idea? Shell size is about 3/4 inch & he has red eyes. Thanks
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    Water change / Vacuuming sand?

    The bottom of my tank is sand. When I try to vacuum it the sand is lifted and sucked up along with the water etc. I have been doing water changes by siphoning off just water & any unwanted stuff I see on the rocks. Am I suppose to vacuum the sand? If so how do I stop it from passing...
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    Saltwater Newbie

    Hi, First time working with a saltwater tank & first time on a forum. Saltwater is much more work that I realized & there is a lot to know. I have been looking through this site’s forums & the members are very helpful. I have so many questions. I thought I was prepared by reading...
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